Time for a screen break? A patron works on his laptop during the Tech Crunch Disrupt conference in San Francisco, California, September 11. Photograph: Beck Diefenbach/Reuters

Updated at 6.47pm BST

6.44pm BST

A view of skeletons in the newly renovated Museum Vrolik, located in the Academic medical centre in Amsterdam. The anatomical museum houses the private collection of Professor Gerardus Vrolik (1775-1859) and his son Professor Willem Vrolik (1801-1863). Photograph: Evert Elzinga/EPA

6.26pm BST

People hold Pro-independence Catalan flags during a demonstratacion calling for independence during the Catalonia's National Day on September 11 in Barcelona, Spain. Photograph: David Ramos/Getty Images

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Close call: unidentified aircraft perform during the opening day of the ILA Berlin Air Show in Selchow near Schoenefeld south of Berlin. Photograph: Tobias SCHWARZ/REUTERS

India's Virat Kohli hits a shot during the second Twenty20 cricket match against New Zealand in Chennai. Photograph: Vivek Prakash/Reuters

5.08pm BST

Barack Obama and Michelle Obama look at gravestones in Section 60 of Arlington Cemetery, where military personnel killed in the Iraq War and the War in Afghanistan are buried, on the 11th anniversary of the 9/11 attacks, in Arlington, Virginia. Photograph: Olivier Douliery/EPA

4.58pm BST

Andy Murray with the US Open Championship trophy during his New York City trophy tour after his victory last night. Photograph: Clive Brunskill/Getty Images

On a lovely september afternoon, Natalie Gulbis of the USA in action during the Pro Am prior to the start of the Ricoh Women's British Open at Royal Liverpool Golf Club on September 11, 2012 in Hoylake, England. (Photo by Andrew Redington/Getty Images) Golf Open Photograph: Andrew Redington/Getty Images

4.12pm BST

A woman with her face covered to protect herself from dust and sun cycles along a street in Beijing. China's capital city plans to release new measurements of hazardous airborne pollutants. Photograph: Diego Azubel/EPA

Another visor style from the streets of Beijing. Photograph: Diego Azubel/EPA

Limousin breed cows are loaded onto a plane bound for Mongolia, at the Marcel Dassault airport in Deols near Chateauroux, France. A union of French producers has signed a deal with Mongolia to export 176 cows. Photograph: Alain Jocard/AFP/Getty Images

Updated at 4.58pm BST

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South African Paralympic gold medalist Oscar Pistorius meets fans and signs autographs on his arrival back at OR Tambo international airport. Photograph: Gallo Images/Getty Images

Updated at 3.01pm BST

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A cast member from 'Taboo - The Boy George Musical' photographed at Brixton Club House. Photograph: Tim Whitby/Getty Images

Updated at 3.01pm BST

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Police officers of the Port Authority of New York and New Jersey carry an American flag that flew at the World Trade Center during a 9/11 anniversary ceremony. Photograph: Justin Lane/AP

Dennis Swindell kisses the name of his partner Gary Lee Bright inscribed on the South Tower memorial pool wall during observances for the eleventh anniversary of the terrorist attacks on the World trade centre site. Photograph: Getty Images

Judy Parisio places an American flag on a plaque of names of the victims of the September 11 attacks. Photograph: Mike Segar/Reuters

Updated at 2.21pm BST

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Muammar Gaddafi's former intelligence chief Bouzid Dorda arrives at his trial in Tripoli, Libya. Dorda – the first of the late Libyan leader's former inner circle to face justice – is accused of ordering security forces to use live ammunition against demonstrators last year. Photograph: Gianluigi Guercia/AFP/Getty

Updated at 2.12pm BST

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Visitors watch a plane landing at an international air show in Schoenefeld, near Berlin. Photograph: Johannes Eisele /AFP/Getty

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A French soldier with the Nato-led International Security Assistance Force (Isaf) attends a ceremony marking the 11th anniversary of the 9/11 attacks in the United States at a Nato base in Kabul. Photograph: Omar Sobhani/Reuters

Updated at 1.07pm BST

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A dog wears an "Estelada" the Catalan flag to mark the Spanish region's official day on September 11, in Barcelona. Photograph: Lluis Gene/AFP/Getty Images

Updated at 1.07pm BST

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India's ethnic Bodos, who were displaced in recent violence, look on as Congress party leader Rahul Gandhi visits their relief camp in Gosaigaon, near Gauhati, Assam state. Photograph: Anupam Nath/AP

Updated at 1.08pm BST

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German finance minister Wolfgang Schaeuble delivers his speech during the first session of Germany's budget 2013 debate at Berlin's parliament, the Bundestag.

Chancellor Angela Merkel listens. Photographs: Markus Schreiber/AP

Updated at 12.17pm BST

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Back on Mobot duty, Mo Farah takes part in a charity event in London. Photograph: Ian West/PA

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Afghan schoolgirls study in an open air school in the outskirts of Jalalabad today. Photograph: Noorulah Shirzada/AFP/Getty Images

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A young Chinese girl protests outside the Japanese embassy in Beijing after the Japanese government officially announced its decision to purchase three islands in the disputed Senkaku chain, which China calls the Diaoyu. Photograph: Feng Li/Getty Images

Updated at 11.54am BST

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A man shaves the head of his one-year-old son in a tent where he and his family are living along a roadside in Karachi. Photograph: Athar Hussain/Reuters

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Angelina Jolie, the UN's refugee special envoy, arrives at Al Zaatri refugee camp, which is hosting Syrians displaced by the conflict, in the Jordanian city of Mafraq Photograph: Muhammad Hamed/Reuters

Updated at 11.25am BST

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People walk past a row of destroyed buildings near the Al-Hayat hospital in the northern Syrian city of Aleppo. Photograph: AFP/Getty Images

Meanwhile, Free Syrian Army soldiers scan for targets from within a bombed building in Aleppo. Syria's most prominent defector said in an interview that aired yesterday that he opposed any foreign military intervention in the country's civil war. Photograph: Manu Brabo/AP

Updated at 11.56am BST

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Anti-riot policemen confront protesters during a rally near the US embassy in Manila. The protesters, mostly students, demanded US troops to be pulled out of the country. Photograph: Romeo Ranoco/Reuters

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Firemen work around the wreckage of a Polish bus which crashed on a main highway that links France to Germany. At least two people were killed and six seriously injured in the accident. Photograph: Patrick Hertzog/AFP/Getty Images

French emergency rescue personnel and firemen tend to an injured passengers from the bus crash Photograph: Vincent Kessler/Reuters

10.59am BST

In a scene reminiscent of another era, Bavarian herdsmen drive their beasts through the landscape during the return of the cattle from the summer pastures in the mountains near Bad Hindelang, southern Germany. At the end of the summer season, farmers move their herds down from the Alps to the winter pastures in the valley. Photograph: Matthias Schrader/AP

10.56am BST

Homeless people sleep at the Komolapur railway terminal in Dhaka, Bangladesh. Photograph: A M Ahad/AP

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Protesters look on as they hold onto their position during an eviction process from the HSBC bank headquarters area in Hong Kong. Hong Kong Occupy protesters scuffled with bailiffs who began evicting them from their camp outside the Asian headquarters of HSBC. Photograph: Philippe Lopez/AFP/Getty Images

10.53am BST

Rachel McAdams poses for photographs at the premiere of her new film 'To the Wonder' at the Toronto International Film Festival, Canada. Photograph: Sipa USA/Rex Features

10.50am BST

Catherine, Duchess of Cambridge, smiles during a ceremony naming a hybrid orchid in their honor at the Orchid Garden within the Singapore Botanical Gardens. The Duke and Duchess of Cambridge are on an official three-day trip to Singapore. Photograph: Stephen Morrison/AP

And here is the orchid, named Vanda William Catherine. Photograph: Stephen Morrison/EPA

10.38am BST

A child swings on a rope at a temporary shelter in Yiliang, China. At least 81 people were killed and 821 others injured after two earthquakes jolted the border of Yunnan and Guizhou provinces on Friday. Photograph: ChinaFotoPress via Getty Images

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An armed fighter of the Free Syrian Army stands atop a destroyed Syrian army tank to have his picture taken by a passer-by in the northern Syrian town of Azaz Photograph: Sam Tarling/AFP/Getty Images

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Police detain a demonstrator during a protest against the Kudankulam nuclear power plant, in Chennai, India. Demonstrators are protesting over the threat of radiation. Photograph: Babu/Reuters

9.55am BST

Members of Japan's Self-Defence Force prepare for a ceremony for Prime Minister Yoshihiko Noda at the defence ministry in Tokyo. Photograph: IsseiI Kato/Reuters

Updated at 10.12am BST

9.49am BST

A doctor dressed as a clown poses during a medical visit to the room of a child undergoing treatment at the paediatric cancer section of the Hospital Escuela in Tegucigalpa, Honduras. Doctors at the hospital dressed up as fantasy characters to cheer up sick children during Children's Day celebrations. Photograph: Reuters

Updated at 10.11am BST

9.35am BST

In case you missed it, here's Andy Murray celebrating after winning his first Grand Slam – the US Open – at Flushing Meadows in New York. Photograph: Jason Cairnduff/Action Images

The Tribute in Light is illuminated next to the Statue of Liberty and One World Trade Center during events marking the 11th anniversary of the 9/11 attacks. Photograph: Gary Hershorn/Reuters

Updated at 9.28am BST

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A Filipino woman gestures at an immigration official after returning home from Syria. The Philippines has evacuated nearly 300 women, most of them domestic workers, from the warring Middle East country. Photograph: Erik De Castro/Reuters

Updated at 10.06am BST

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Afghan villagers hide their faces as patrol by US Army soldiers from Delta Company passes through Qalacha village in Kandahar. Photograph: Tony Karumba/AFP/Getty Images

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Two confiscated tigers are seen in their cage on the rooftop deck of a residential apartment building in Bangkok, Thailand. The police arrested a man allegedly feeding six tigers on the rooftop of the residential building which is believed to be linked with a larger tiger trafficking ring. Photograph: Rungroj Yongrit/EPA

9.19am BST

Teachers and rescue workers eat dinner cooked by students and volunteers to mark Teachers' Day in a school in Yiliang, after two 5.6-magnitude quakes rocked southwestern Guizhou and Yunan provinces. Photograph: AFP/Getty Images